Girl Genius#0 - Secret Blueprints
Phil Foglio & Kaja Foglio
Girl Genius (0.0)
Girl Genius: Nuts and Bolts
Agatha H. and the Airship City
Girl Genius (Novels) (1)
Agatha H. and the Clockwork Princess
Girl Genius (Novels) (2)
Girl Genius Sourcebook and Roleplaying Game
Jason Andrew & JN Child & Kaja Foglio & Phil Foglio & Victor Foglio & Jason "PK" Levine & Jimmy Reckitt